oj.uz

Submission #587788

# Submission time Handle Problem Language Result Execution time Memory
587788 2022-07-02T11:18:50 Z almothana05 Connecting Supertrees (IOI20_supertrees) C++14
100 / 100
 247 ms 22620 KB 
#include "supertrees.h"
#include <vector>
#include<bits/stdc++.h>
using namespace std;
vector<vector<int> >erg;
vector<int>cmp[2000] , comp;
int vis[2000] , visi[2000] , f[2000];
set<int> s;
int construct(vector<vector<int>> p) {
	int menge = p.size() , pl = 1;
	for(int i = 0 ; i < menge ; i++){
		erg.push_back(vector<int>() );
		for(int j = 0 ; j < menge ; j++){
            if(p[i][j] == 3){
                return 0;
            }
			erg[i].push_back(0);
		}
	}
	for(int i = 0 ; i < menge  ; i++){
        if(p[i][i] != 1){
            return 0;
        }
		p[i][i] = 1;
	}
	for(int i = 0 ; i < menge ; i++){
		if(vis[i] == 0){
			vis[i] = pl;
			for(int j = 0 ; j < menge ; j++){
				if(p[i][j] == 1){
					cmp[pl].push_back(j);
					vis[j] = pl;
				}
			}
			int fl = 1;
			for(int j = 0 ; j < menge ; j++){
				for(int k = 0 ; k < cmp[pl].size() ; k++){
					if(p[i][j] != p[cmp[pl][k]][j]){
						fl = 0;
						break;
					}
				}
			}
			for(int j = 0 ; j < cmp[pl].size() - 1 ; j++){
				erg[cmp[pl][j]][cmp[pl][j + 1]] = 1;
				erg[cmp[pl][j + 1]][cmp[pl][j]] = 1;
			}
			if(fl == 0){
				return 0;
			}
            f[pl] = i;
            // cout << pl << "    " << i << "\n";
			pl++;
		}
	}
    int c = 1;
    for(int i = 1 ; i < pl; i++){
        s.clear();
        comp.clear();
        int kan = f[i];
        if(visi[i] == 0){
            visi[i] = c;
            for(int j = 0 ; j < menge ; j++){
                if(p[kan][j] == 2){
                    // cout << f[vis[j]] << ' ' << i << "\n";
                    if(s.count(vis[j]) == 0){
                        assert(i != vis[j]);
                        s.insert(vis[j]);
                        comp.push_back(f[vis[j]]);
                        visi[vis[j]] = c;
                    }
                }
            }
            s.insert(i);
            int fl = 1;

                    // cout << "yo\n";
            comp.push_back(kan);
            for(int k = 0 ; k < comp.size() ; k++){
                for(int j = 0 ; j < menge ; j++){
                    // if(p[kan][j] == 0 && p[comp[k][j]] != 0){
                    //     return 0;
                    // }
                    // if(p[kan][j] == 0 && p[comp[k][j]] != 0){
                    //     return 0;
                    // }
                    if(p[comp[k]][j] != p[j][comp[k]]){
                        fl = 0;
                        break;
                    }
                    if(vis[j] != vis[comp[k]] && s.count(vis[j]) == 1 && p[comp[k]][j] != 2){
                        fl = 0;
                        break;
                    }
                    if(s.count(vis[j]) == 0 && p[comp[k]][j] == 2){
                        fl = 0;
                        break;
                    }
                }
            }
            if(comp.size() == 2){
                return 0;
            }
            if(fl == 0){
                return 0;
            }
            // assert(comp.size() > 2);
            for(int j = 0 ; j < comp.size() ; j++){
                // cout << comp[j] << ' ';
                if(j != (j + 1) % comp.size()){
 
                    erg[comp[j]][comp[(j + 1) % comp.size()]] = 1;
                    erg[comp[(j + 1) % comp.size()] ][comp[j]] = 1;
                    // assert()
                }
            }
            // cout << "\n";
        }
    }
	build(erg);
	return 1;
}

Compilation message

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:37:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |     for(int k = 0 ; k < cmp[pl].size() ; k++){
      |                     ~~^~~~~~~~~~~~~~~~
supertrees.cpp:44:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |    for(int j = 0 ; j < cmp[pl].size() - 1 ; j++){
      |                    ~~^~~~~~~~~~~~~~~~~~~~
supertrees.cpp:79:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |             for(int k = 0 ; k < comp.size() ; k++){
      |                             ~~^~~~~~~~~~~~~
supertrees.cpp:108:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  108 |             for(int j = 0 ; j < comp.size() ; j++){
      |                             ~~^~~~~~~~~~~~~
supertrees.cpp:110:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  110 |                 if(j != (j + 1) % comp.size()){
      |                    ~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 10 ms 1236 KB Output is correct
7 Correct 182 ms 22204 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 10 ms 1236 KB Output is correct
7 Correct 182 ms 22204 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 10 ms 1232 KB Output is correct
13 Correct 183 ms 22176 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 4 ms 852 KB Output is correct
17 Correct 85 ms 12212 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 43 ms 5780 KB Output is correct
21 Correct 171 ms 22492 KB Output is correct
22 Correct 183 ms 22192 KB Output is correct
23 Correct 186 ms 22484 KB Output is correct
24 Correct 220 ms 22400 KB Output is correct
25 Correct 81 ms 12516 KB Output is correct
26 Correct 95 ms 12496 KB Output is correct
27 Correct 216 ms 22216 KB Output is correct
28 Correct 187 ms 22208 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 11 ms 1320 KB Output is correct
9 Correct 183 ms 22308 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 10 ms 1292 KB Output is correct
13 Correct 235 ms 22392 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 4 ms 896 KB Output is correct
17 Correct 104 ms 13276 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 48 ms 5856 KB Output is correct
22 Correct 195 ms 22344 KB Output is correct
23 Correct 203 ms 22392 KB Output is correct
24 Correct 235 ms 22368 KB Output is correct
25 Correct 99 ms 13308 KB Output is correct
26 Correct 86 ms 13296 KB Output is correct
27 Correct 177 ms 22356 KB Output is correct
28 Correct 247 ms 22344 KB Output is correct
29 Correct 84 ms 13288 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 45 ms 6076 KB Output is correct
5 Correct 178 ms 22468 KB Output is correct
6 Correct 172 ms 22476 KB Output is correct
7 Correct 197 ms 22480 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 48 ms 5836 KB Output is correct
10 Correct 207 ms 22200 KB Output is correct
11 Correct 189 ms 22484 KB Output is correct
12 Correct 245 ms 22620 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 50 ms 6044 KB Output is correct
17 Correct 204 ms 22524 KB Output is correct
18 Correct 192 ms 22416 KB Output is correct
19 Correct 200 ms 22308 KB Output is correct
20 Correct 187 ms 22476 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 10 ms 1236 KB Output is correct
7 Correct 182 ms 22204 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 10 ms 1232 KB Output is correct
13 Correct 183 ms 22176 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 4 ms 852 KB Output is correct
17 Correct 85 ms 12212 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 43 ms 5780 KB Output is correct
21 Correct 171 ms 22492 KB Output is correct
22 Correct 183 ms 22192 KB Output is correct
23 Correct 186 ms 22484 KB Output is correct
24 Correct 220 ms 22400 KB Output is correct
25 Correct 81 ms 12516 KB Output is correct
26 Correct 95 ms 12496 KB Output is correct
27 Correct 216 ms 22216 KB Output is correct
28 Correct 187 ms 22208 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 11 ms 1320 KB Output is correct
37 Correct 183 ms 22308 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 0 ms 340 KB Output is correct
40 Correct 10 ms 1292 KB Output is correct
41 Correct 235 ms 22392 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 4 ms 896 KB Output is correct
45 Correct 104 ms 13276 KB Output is correct
46 Correct 0 ms 340 KB Output is correct
47 Correct 0 ms 340 KB Output is correct
48 Correct 0 ms 340 KB Output is correct
49 Correct 48 ms 5856 KB Output is correct
50 Correct 195 ms 22344 KB Output is correct
51 Correct 203 ms 22392 KB Output is correct
52 Correct 235 ms 22368 KB Output is correct
53 Correct 99 ms 13308 KB Output is correct
54 Correct 86 ms 13296 KB Output is correct
55 Correct 177 ms 22356 KB Output is correct
56 Correct 247 ms 22344 KB Output is correct
57 Correct 84 ms 13288 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 0 ms 340 KB Output is correct
60 Correct 4 ms 852 KB Output is correct
61 Correct 99 ms 13288 KB Output is correct
62 Correct 0 ms 340 KB Output is correct
63 Correct 0 ms 340 KB Output is correct
64 Correct 1 ms 340 KB Output is correct
65 Correct 49 ms 5816 KB Output is correct
66 Correct 78 ms 13272 KB Output is correct
67 Correct 93 ms 13320 KB Output is correct
68 Correct 77 ms 13256 KB Output is correct
69 Correct 78 ms 13268 KB Output is correct

Subtask #6
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 276 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 10 ms 1236 KB Output is correct
7 Correct 182 ms 22204 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 10 ms 1232 KB Output is correct
13 Correct 183 ms 22176 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 4 ms 852 KB Output is correct
17 Correct 85 ms 12212 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 43 ms 5780 KB Output is correct
21 Correct 171 ms 22492 KB Output is correct
22 Correct 183 ms 22192 KB Output is correct
23 Correct 186 ms 22484 KB Output is correct
24 Correct 220 ms 22400 KB Output is correct
25 Correct 81 ms 12516 KB Output is correct
26 Correct 95 ms 12496 KB Output is correct
27 Correct 216 ms 22216 KB Output is correct
28 Correct 187 ms 22208 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 11 ms 1320 KB Output is correct
37 Correct 183 ms 22308 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 0 ms 340 KB Output is correct
40 Correct 10 ms 1292 KB Output is correct
41 Correct 235 ms 22392 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 4 ms 896 KB Output is correct
45 Correct 104 ms 13276 KB Output is correct
46 Correct 0 ms 340 KB Output is correct
47 Correct 0 ms 340 KB Output is correct
48 Correct 0 ms 340 KB Output is correct
49 Correct 48 ms 5856 KB Output is correct
50 Correct 195 ms 22344 KB Output is correct
51 Correct 203 ms 22392 KB Output is correct
52 Correct 235 ms 22368 KB Output is correct
53 Correct 99 ms 13308 KB Output is correct
54 Correct 86 ms 13296 KB Output is correct
55 Correct 177 ms 22356 KB Output is correct
56 Correct 247 ms 22344 KB Output is correct
57 Correct 84 ms 13288 KB Output is correct
58 Correct 0 ms 340 KB Output is correct
59 Correct 1 ms 348 KB Output is correct
60 Correct 1 ms 352 KB Output is correct
61 Correct 45 ms 6076 KB Output is correct
62 Correct 178 ms 22468 KB Output is correct
63 Correct 172 ms 22476 KB Output is correct
64 Correct 197 ms 22480 KB Output is correct
65 Correct 0 ms 340 KB Output is correct
66 Correct 48 ms 5836 KB Output is correct
67 Correct 207 ms 22200 KB Output is correct
68 Correct 189 ms 22484 KB Output is correct
69 Correct 245 ms 22620 KB Output is correct
70 Correct 0 ms 340 KB Output is correct
71 Correct 1 ms 340 KB Output is correct
72 Correct 0 ms 340 KB Output is correct
73 Correct 50 ms 6044 KB Output is correct
74 Correct 204 ms 22524 KB Output is correct
75 Correct 192 ms 22416 KB Output is correct
76 Correct 200 ms 22308 KB Output is correct
77 Correct 187 ms 22476 KB Output is correct
78 Correct 1 ms 340 KB Output is correct
79 Correct 0 ms 340 KB Output is correct
80 Correct 4 ms 852 KB Output is correct
81 Correct 99 ms 13288 KB Output is correct
82 Correct 0 ms 340 KB Output is correct
83 Correct 0 ms 340 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 49 ms 5816 KB Output is correct
86 Correct 78 ms 13272 KB Output is correct
87 Correct 93 ms 13320 KB Output is correct
88 Correct 77 ms 13256 KB Output is correct
89 Correct 78 ms 13268 KB Output is correct
90 Correct 1 ms 340 KB Output is correct
91 Correct 0 ms 340 KB Output is correct
92 Correct 4 ms 596 KB Output is correct
93 Correct 87 ms 9192 KB Output is correct
94 Correct 0 ms 340 KB Output is correct
95 Correct 0 ms 340 KB Output is correct
96 Correct 1 ms 340 KB Output is correct
97 Correct 18 ms 2764 KB Output is correct
98 Correct 74 ms 10416 KB Output is correct
99 Correct 70 ms 10676 KB Output is correct
100 Correct 69 ms 10420 KB Output is correct
101 Correct 76 ms 11560 KB Output is correct
102 Correct 84 ms 10072 KB Output is correct
103 Correct 79 ms 10168 KB Output is correct
104 Correct 75 ms 10168 KB Output is correct
105 Correct 82 ms 10156 KB Output is correct